Eupatorium

(redirected from Eupatorium rugosum, Eupatorium ageratoides, Eupatorium urticaefolium)
Also found in: Thesaurus, Medical, Encyclopedia.

eupatorium

(ˌjuːpəˈtɔːrɪəm)
n
(Plants) any plant of the genus Eupatorium, of N temperate regions and tropical America: cultivated for their ornamental clusters of purple, pink, or white flowers: family Asteraceae (composites)
[C16: from New Latin, from Greek eupatorion hemp agrimony, from Eupator surname of Mithridates VI, king of Pontus and traditionally the first to have used it medicinally]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eupatorium - large genus of chiefly tropical herbs having heads of white or purplish flowersEupatorium - large genus of chiefly tropical herbs having heads of white or purplish flowers
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
Eupatorium maculatum, spotted Joe-Pye weed, Joe-Pye weed - North American herb having whorled leaves and terminal clusters of small pinkish or purple flower heads
Eupatorium perfoliatum, thoroughwort, agueweed, boneset - perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine
Eupatorium purpureum, Joe-Pye weed, marsh milkweed, purple boneset, trumpet weed - North American herb having whorled leaves and terminal clusters of flowers spotted with purple